On Sat, 13 Jul 2024 10:00:31 GMT, Markus Mack <mm...@openjdk.org> wrote:

>> This PR is a fix for another IOOBE that I discovered while working on #1476.
>> 
>> The PR simplifies the code for adding a series that already contains data by 
>> adding the data points one-by-one.
>> As far as I can see no attempt was previously made to optimize the bulk 
>> operation except for some trivial O(1) operations, so this should have no 
>> noticable performance impact.
>> 
>> Accidentally this fixes another bug related to the missing "negative" style 
>> class when negative data values are added.
>> 
>> Also, the PR aligns the handling of duplicate categories with the behavior 
>> clarified in #1476, when there are duplicates in the data that was already 
>> in the series before the series was added to the chart.
>> 
>> Note a change was made to the createTestSeries() test method, letting it 
>> start at index 1, avoiding the duplicate data items resulting from 
>> multiplying by 0.
>> Without this change `testSeriesRemoveAnimatedStyleClasses` would fail 
>> because it counts the number of plot children, where the duplicates are now 
>> removed.
>
> Markus Mack has updated the pull request incrementally with one additional 
> commit since the last revision:
> 
>   fix "negative" style class when series is changed

I've added asserts verifying that the "negative" style class is added to the 
relevant tests, plus a new test to assert it is removed when data is changed.

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PR Comment: https://git.openjdk.org/jfx/pull/1488#issuecomment-2282198878

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